22 of the Best Blue Hair Ideas to Copy From the A-List

You'll 100% want to dye your hair blue after this.

From Billie Eilish to Halsey, blue hair is having a major moment right now. And we have to admit, we know it’s a bit ‘out there’ but we’re kind of enamoured with the trend.

Blue hair isn’t a new thing, in fact, with everyone from Katy Perry to Kylie Jenner rocking a spectrum of blue hues, there’s certainly no shortage of A-list inspiration. Loving the trend but not sure you’re committed enough to take the plunge? If you’re still umming and ahhing over whether a blue hair colour is right for you, discover some of our favourite celeb-approved styles, below. Plus, keep reading for some of our top tips for blue hair maintenance.

Billie Eilish’s Blue Space Buns

Seriously, who pulls off coloured hair better than Billie Eilish? Billie might be rocking blonde hair these days but we’ll always love her grungy, grown-out blue locks.

Bella Thorne’s E-Girl Streaks

Bella Thorne is channelling the TikTok E-Girl hair trend with these contrasting blue streaks.

Hilary Duff’s Cotton Candy Blue Hair

Hilary Duff recently re-dyed her hair blue again and this cool, cotton candy blue shade has us seriously tempted.

Lady Gaga’s Cinderella Look

Blue hair: Lady Gaga at the 2019 Golden Globes with blue hair in a Cinderella princess bun, wearing a strapless blue gown and a diamond necklace
Credit: Rex by Shutterstock

Lady Gaga was the star of the 76th annual Golden Globes, stepping out onto the red carpet with stunning pastel blue hair. The hue really popped against her bright white platinum strands underneath and the Disney-worthy updo only added to the princess factor.

Kylie Jenner’s Icy Blue

Blue hair: Kylie Jenner with blue hair, wearing a cream puffer jacket, grey jogging bottoms and white trainers
Credit: Instagram.com/kyliejenner

If pastels are more your vibe, take note of Kylie Jenner’s icy blue hue.

This isn’t the first time she’s rocked a blue hair colour (you can scroll down to see another of our favourite true blue looks from the youngest member of the Kardashian/Jenner clan!). And it looks so good on her that we doubt it’ll be the last! Credit: @kyliejenner

Editor’s tips: Have we managed to convince you to try out a blue hair colour? If so, it’s worth investing in a colour protect hair care duo, such as the TRESemmé Colour Revitalise Shampoo and Conditioner. They’ll help to maintain your hue’s vibrancy between dye jobs, while also leaving it feeling healthy and soft.

Halsey’s Ocean Pixie

Blue hair: Singer Halsey with a turquoise coloured pixie cut, wearing a choker
Halsey can do no wrong when it comes to her hair. Credit: Rex by Shutterstock

What could be better than a regular pixie cut? Erm, an ocean blue-inspired pixie cut of dreams, of course!

We’re totally obsessed with Halsey‘s under-the-sea blue hair colour and it works wonderfully against her porcelain complexion.

Katy Perry’s Smurfette Bob

Blue hair: Katy Perry with a sleek blue bob, wearing pink
Katy Perry works a blue bob like no other! Credit: Rex by Shutterstock

Katy Perry may be rocking a pixie cut these days, but who could ever forget the time she rocked a Smurfette-inspired blue hair colour? This pristine asymmetric bob contrasted with the bright, fun hue and added an extra burst of colour to her candy pink ensemble.

Ke$ha’s Pastel Half-up Half-Down

Blue hair: Singer Kesha with curly pastel blue hair clipped into a half-updo
Ke$ha looks pretty as a picture with this pastel sky blue hue. Credit: Rex by Shutterstock

On the hunt for a girly take on blue hair? Ke$ha’s pastel blue shade and cascading waves make for a Princess-worthy style that gets two thumbs up from us at All Things Hair HQ!

Nicole Richie’s Dark Blue Hair

Blue hair: Nicole Richie with dyed blue hair in a sleek wet-look combover updo
Who said blue hair can’t look sleek? Credit: Rex by Shutterstock

Now who said that blue hair can’t look smart? Nicole Richie’s dark blue hair is one of our favourite looks, as it shows just how easily coloured hair can be transformed from something fun and playful, to a style that’s polished and preppy.

Grace Chatto’s Rapunzel Locks

Blue hair: Clean Bandit singer Grace Chatto with long grey blue straight hair at the 2017 Brit Awards
Grace Chatto looks incredible with her grey blue hue. Credit: Rex by Shutterstock

Are you a natural blonde looking to try out blue hair? Follow in the footsteps of Clean Bandit‘s Grace Chatto and ask your stylist for an cool, silver-toned blue.

Not only will it compliment fair features, but it won’t require nearly as much upkeep as bolder hues as it begins to fade.

Demi Lovato’s Sweeping Bangs

Blue hair: Demi Lovato with blue hair in an updo
Sweeping bangs have never looked so stylish. Credit: Rex by Shutterstock

Wondering how Demi Lovato manages to make dark blue hair look so effortless? The secret lies in her sweeping bangs, as feathered fringes are a great way to balance out bolder styles and add a feminine edge.

Sky Ferreira’s 2-Tone Hair Colour

Blue hair: Model Sky Ferreira with multi tonal blue hair
Sky Ferreira just made all of our mermaid hair dreams a reality! Credit: Rex by Shutterstock

If you’re hoping to really turn heads with your style, look no further than Sky Ferreira’s colourful dual-tone creation. Combining lighter aqua shades with deeper indigo blue highlights, prepare to be the source of some pretty major hair envy among your friends!

Busy Philipps’ Blue Braids

Blue hair: Actress Busy Philipps with blonde to blue dip dyed hair in boxer braids
Pimp out your pigtails! Credit: Rex by Shutterstock

Thought pigtails were a style best left in the playground? Well, think again! Dawson’s Creek star Busy Philipps unveiled ombre double plaits on the red carpet and all we can think is why didn’t we do this sooner?!

With festival season just around the corner, you can bet we’ll be recreating this style.

Jade Thirlwall’s Ombre

Blue hair: Little Mix star Jade Thirlwall with long brunette to blue ombre hair in a braided half-up half-down
Ombre is always a good idea. Credit: Rex by Shutterstock

Thought you couldn’t go blue if your hair is naturally dark? Little Mix-er Jade Thirlwall’s pretty ombre look combines a variety of blue and green tones which compliment her trademark dark locks perfectly.

Jordin Sparks’ Peekaboo Highlights

Blue hair: Singer Jordin Sparks with dark brown hair and hidden blue highlights
We’re loving Jordin’s subtle take on the blue hair colour trend. Credit: Rex by Shutterstock

Want to give blue hair a go, but need to find a look that’s work-appropriate? Jordin Sparks’ jet black hair and peekaboo electric blue highlights are more subtle, so can easily be concealed for your 9-5.

Keke Palmer’s Denim Lob

Blue hair: Keke Palmer with straight denim blue hair with a fringe, wearing a black shiny off the shoulder top and denim jeans
Match your hair to your jeans like Keke Palmer! Credit: Rex by Shutterstock

Our love for denim reached an all-time high when the denim hair trend took off. Luckily, it seems this dark blue hair palette is only set to get bigger, with stars like Keke Palmer affirming their fashion credentials on the red carpet.

Selena Gomez’ Pops of Colour

Blue hair: Selena Gomez with dark hair and electric blue peekaboo highlights, wearing a white top
Add a punk edge with streaks of colour like Selena. Credit: Rex by Shutterstock

If you’re tempted to try out a pop of colour, yet don’t feel ready for full-on hue, you might want to take a leaf out Selena Gomez’ book. When she added cool purple and blue highlights to her brunette locks, we were all in awe of the extra touch of brightness it added to her dark locks.

And the best part of all, those highlights were added in using extensions, giving her a great temporary hair makeover – totally genius, right?

Lilah Parsons’ Dip-Dyed Ends

Blue hair: Model DJ and TV presenter Lilah Parsons with brunette hair with blue dip dye and a fringe, wearing a black bowler hat
Lilah Parsons proving that dip-dye looks just as fab as ever! Credit: Rex by Shutterstock

Want to give your style a seasonal update without doing anything too drastic? British model and TV presenter Lilah Parsons shook up her long brunette hair and bardot bangs by adding in a muted blue hair colour to her ends. And doesn’t she look fab?!

Steph Lecor’s Undercut

Blue hair: American singer Steph Lecor with blue hair and a shaved undercut with a gold hair accessory
Amp up the drama with an undercut detail. Credit: Rex by Shutterstock

If you think these blue hair colour ideas are all a bit tame, and are after something more ‘out there’, we’ve got just the thing.

American singer Steph Lecor paired her periwrinkle blue ‘do with an edgy shaved undercut! The result? A daring look that’s both striking and stylish.

Editor’s tip: If you like straightening your coloured hair then the TRESemmé Keratin Smooth Heat Protection Shine Spray is a styling must. This multi-tasker not only protects your strands from heat damage but is also formulated with keratin and marula oil for extra smoothness and shine. 

Rita Ora’s Majestic Braided Ponytail

Blue hair: Rita Ora with golden blonde to blue ombre hair in a wavy high Madonna style ponytail
We’re digging Rita’s arctic-inspired braided pony. Credit: Rex by Shutterstock

Braids? Check! Blue hair? Check! Rita Ora‘s ticking off multiple trends in one with this gorgeous braided ponytail and we’re utterly obsessed.

Lily Allen’s Navy Bob

Blue hair: Lily Allen with a navy coloured bob with a choppy fringe
Coordinate your hair and beauty look this season a la Lily Allen. Credit: Rex by Shutterstock

Consider yourself a bit of a beauty junkie? Why not take your make-up look to the next level by matching your eyeliner to your hair, like Lily Allen? You’ll be a true blue beauty queen in no time!

Kylie Jenner’s Mint Mane

Blue hair: Kylie Jenner with pastel blue curly hair with dark roots, wearing a nude co-ord
If there’s a hair trend out there, you can bet Kylie Jenner’s already tried it! Credit: Rex by Shutterstock

She may be the youngest out of her sisters but Kylie’s mane game has always been seriously strong! This minty-blue hue had us swooning and we love how the intentional grown-out roots add a toughness to this pastel style.


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